function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anh Van Pham & Dzung Trung Le & Cuong The Pham', 3],
    ['Badli-Sham, Baizul Hafsyam & Syafiq, Muhamad Fatihah', 3],
    ['Kharkongor, Ilona Jacinta & Saikia, Bhaskar & Deb, Rita', 8],
    ['Lyu, Zhi-Tong & Li, Yuan-Qiu & Zeng, Zhao-Chi & Zhao, Jian', 4],
    ['Mahony, Stephen & Kamei, Rachunliu G. & Teeling, Emma C.', 20],
    ['Matsui, Masafumi', 6],
    ['Ohler, Annemarie & Wollenberg, Katharina C. & Grosjean, Stéphane', 9],
    ['Pham, Anh Van & Pham, Cuong The & Doan, Lan Duc', 6],
    ['Qi, Shuo & Lyu, Zhi-Tong & Wang, Jian & Mo, Yun-Ming', 23],
    ['Qian, Tianyu & Li, Yonghui & Chen, Jun & Li, Pipeng', 4],
    ['Rowley, Jodi J. L. & Tran, Dao T. A. & Le, Duong T. T.', 5],
    ['Shi, Shengchao & Zhang, Meihua & Xie, Feng & Jiang, Jianping', 5],
    ['Tapley, Benjamin & Cutajar, Timothy & Mahony, Stephen', 4],
    ['Tapley, Benjamin & Nguyen, Luan Thanh & Cutajar, Timothy', 5],
    ['Wang, Jian & Lyu, Zhi-Tong & Liu, Zu-Yao & Liao, Cheng-Kai', 6],
    ['Other (103)', 139]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=250)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);